<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Speedtest</title>
    <style>
        .but {
            text-align: center;
        }

        button {
            height: 40%;
            width: 50%;
            border: none;
            border-radius: 50px;
            background: cyan;

        }

    </style>
</head>

<body>
    <div class="but">
        <a href="/SpeedTest/old/"><button> <h5>老版</h5> </button></a>
        <br><br>
        <a href="/SpeedTest/new"><button> <h5>新版</h5> </button></a>
    </div>
</body>

</html>